Alleyne had briefly sat down before he stood up, rushed across the courtroom and jumped over a barrier and attacked Norman Marcheterre.

Heather Alleyne's brother, Thomas Dvorznak Jr. struggled with Alleyne until several court officers and state troopers scheduled to testify handcuffed the struggling Alleyne and dragged him from the court.

Lawyers for Boston Marathon bomber Dzkokhar Tsarnaev rested their case in his federal death penalty trial Tuesday after presenting a brief case aimed at showing his late older brother was the mastermind of the 2013 terror attack.